package com.atguigu.principle.liskov.improve;

/**
 * @program: design-patterns
 * @author: yangshen
 * @description:
 * @create: 2022-01-10 22:43
 **/
public class A extends Base{
    /**
     * 返回两个数的差
     * @param num1 数值1
     * @param num2 数值2
     */
    public int func1(int num1, int num2){
        return num1 - num2;
    }
}
